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region: add region_extents

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This commit is contained in:
Yonit Halperin 2012-04-29 08:55:58 +03:00
parent cbf423f833
commit 178c7eaff6
2 changed files with 13 additions and 0 deletions
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11
common/region.c
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@ -386,6 +386,17 @@ void region_ret_rects(const QRegion *rgn, SpiceRect *rects, uint32_t num_rects)
}
}
void region_extents(const QRegion *rgn, SpiceRect *r)
{
pixman_box32_t *extents;
extents = pixman_region32_extents((pixman_region32_t *)rgn);
r->left = extents->x1;
r->top = extents->y1;
r->right = extents->x2;
r->bottom = extents->y2;
}
int region_is_equal(const QRegion *rgn1, const QRegion *rgn2)
{

2
common/region.h
View File

@ -41,6 +41,7 @@ void region_destroy(QRegion *rgn);
void region_clone(QRegion *dest, const QRegion *src);
SpiceRect *region_dup_rects(const QRegion *rgn, uint32_t *num_rects);
void region_ret_rects(const QRegion *rgn, SpiceRect *rects, uint32_t num_rects);
void region_extents(const QRegion *rgn, SpiceRect *r);
int region_test(const QRegion *rgn, const QRegion *other_rgn, int query);
int region_is_valid(const QRegion *rgn);
@ -61,6 +62,7 @@ void region_remove(QRegion *rgn, const SpiceRect *r);
void region_offset(QRegion *rgn, int32_t dx, int32_t dy);
void region_dump(const QRegion *rgn, const char *prefix);
SPICE_END_DECLS